CN110936754B - Convex pressing and drawing pen - Google Patents

Convex pressing and drawing pen Download PDF

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Publication number
CN110936754B
CN110936754B CN201911332749.5A CN201911332749A CN110936754B CN 110936754 B CN110936754 B CN 110936754B CN 201911332749 A CN201911332749 A CN 201911332749A CN 110936754 B CN110936754 B CN 110936754B
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China
Prior art keywords
pen
piece
pressing
holder
pressing piece
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CN201911332749.5A
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CN110936754A (en
Inventor
余成鹏
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Hangzhou Jianyi Technology Co Ltd
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Hangzhou Jianyi Technology Co Ltd
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Priority to CN201911332749.5A priority Critical patent/CN110936754B/en
Publication of CN110936754A publication Critical patent/CN110936754A/en
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Publication of CN110936754B publication Critical patent/CN110936754B/en
Priority to US17/069,766 priority patent/US10974540B1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
    • B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
    • B43K24/082—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons placed on the side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
    • B43K24/03—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by flicking or tilting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
    • B43K5/005—Pen barrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/005—Pen barrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/12—Ball-point pens with retractable ball points
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K8/00—Pens with writing-points other than nibs or balls
    • B43K8/003—Pen barrels

Abstract

The invention discloses a convex pressing and drawing pen, and belongs to the technical field of writing tools. The utility model provides a protruding position is pressed and is pulled out pen, including back pen container, pen-holder and preceding pen container, back pen container cup joints each other and slidable in the axial with the pen-holder, preceding pen container and pen-holder threaded connection, the refill has been placed in back pen container, pen-holder and the preceding pen container, the block has reset spring between refill and the preceding pen container, can realize making the refill stretch out outside the preceding pen container through pressing back pen container or pressing piece according to the use needs, the refill is accomodate in preceding pen container through pressing down the pressing piece, can be better protect and portable the nib, when saving independent pen socket, under the less condition of external effort, the nib is difficult for stretching out outside the preceding pen container, thereby make external article be difficult for being infected with the pen oil or make it difficult for being impaled by the nib, press the route when having increased the pen in prior art when pressing the pen, when the after damage, the use of pen is carried out to the accessible pressing piece.

Description

Convex pressing and drawing pen
Technical Field
The invention relates to the technical field of writing tools, in particular to a convex pressing and drawing pen.
Background
The pen is a writing tool frequently used in daily life of people, a pen is required to be carried with the pen when people learn and work so as to record some seen and heard knowledge at any time, the types of the pen are divided into a plurality of types, such as a gel ink pen, a pencil, a writing brush and the like,
most of the existing pens are divided into a pen holder and a pen cap, and the pen cap can not protect a pen point once being lost or damaged, so that the pen point is easy to damage or the pen oil is leaked to cause troubles to users, the existing pens are not convenient to carry about, the existing pens are pressed for a small part, when the existing pens are placed in a briefcase in the mobile office process, when objects in the case are extruded to the pens carelessly, the pen core is exposed easily, the exposed pen point easily enables the objects in the case to be stuck with the pen oil or pokes light and thin objects in the damaged case, and when the existing pens are used, the existing pens can easily cause the pen core to be unusable and cause the scrapping of the pen container after the pen head is lost carelessly.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a convex pressing and pulling pen, which can realize that a pen core extends out of a front pen barrel by pressing a rear pen barrel or a pressing piece according to use requirements, and then the pen core is stored in the front pen barrel by pressing the pressing piece downwards, can better protect the pen head and is convenient to carry, saves an independent pen sleeve, and meanwhile, under the condition of small external acting force, the pen head does not extend out of the front pen barrel easily, so that external objects are not easy to be stained with pen oil or to be easily punctured by the pen head.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A convex pressing and pulling pen comprises a rear pen container, a pen holder and a front pen container, wherein the rear pen container and the pen holder are mutually sleeved and can slide in the axial direction;
the pen holder is characterized by also comprising a pressing piece for controlling the axial relative sliding state of the rear pen container and the pen holder, wherein a mounting shell is fixedly arranged on the outer wall of the rear part of the pen holder, and a pressing insertion hole for the pressing piece to move up and down in the pen holder is formed in the surface of the mounting shell, which is far away from the pen holder;
one end of the pressing piece, which is positioned in the pen holder, is provided with at least one clamping piece which is clamped with the pen holder and a pushing piece which is used for driving the rear pen container to axially slide relative to the pen holder;
at least one limiting piece for limiting and clamping a clamping piece on the pressing piece is fixedly arranged on the inner wall of the pen holder;
one end of the rear pen container, which is positioned in the pen holder, is fixedly provided with a guide piece for controlling the up-and-down movement distance of the pressing piece in the pen holder, and the guide piece is matched with the pushing piece;
the pushing piece on the pressing piece drives the guide piece and the rear pen container to axially move in the pen holder to a first state; the clamping piece on the pressing piece gradually disengages from the limiting piece;
the pressing piece is released, and the clamping piece moves upwards in the penholder to the position above the limiting piece under the elastic force action of the return spring; the pen container is driven by the refill under the elastic force of the reset spring to axially move in the pen holder to a second maximum state, and the refill is hidden;
the pressing piece is pressed downwards, and the pushing piece drives the guide piece and the rear pen container to axially move in the pen holder to a third state; the clamping piece is clamped with the limiting piece, and the pen core is exposed;
after the pen container is pressed, the pen container moves in the pen holder to a third state, the return spring is in a compressed state, and the pen core is exposed; the pressing piece and the clamping piece on the pressing piece fall to the clamping piece to be clamped with the limiting piece.
Furthermore, the clamping piece comprises at least one positioning block fixedly arranged on the side wall of the pressing piece, a first guide surface clamped with the limiting piece is arranged on the front side portion of the positioning block, a second guide surface is arranged on the front side portion of the lower end of the positioning block, when the pen core needs to be retracted and hidden into the front pen container in the exposed state of the pen core, the pressing piece is pressed to enable the pressing piece to move downwards in the pen holder, the first guide surface moves downwards along with the pressing piece to gradually separate from the clamping slope, meanwhile, the second guide surface slides downwards on the first slope and presses downwards until the first guide surface completely separates from the clamping slope, the pressing piece continues to be pressed downwards until the second guide surface separates from the first slope, after the pressing piece is loosened, the pressing piece generates upward displacement under the elastic force of a reset spring, and moves to the contact position of the second guide surface and the second slope.
Furthermore, the locating part comprises a barb formed by combining a second landslide and a clamping slope which are arranged on the inner wall of the pen holder and a first landslide which is arranged on the inner wall of the pen holder and provided with a second guide surface sliding, the clamping slope is located on the lower side of the second landslide, the first landslide is located on the lower side of the barb, the first guide surface is in hooking connection with the barb, when the front side part of the locating block is clamped with the barb, the second guide surface just abuts against the first landslide, the pen core is exposed, in the process of pressing the pressing part downwards, the second guide surface slides downwards along the surface of the first landslide, the pressing part is continuously pressed downwards until the clamping part is separated from the locating part, and the second guide surface abuts against the second landslide.
Furthermore, the slope of first landslide is less than the slope of second landslide, first landslide and joint slope wherein one end is located same vertical plane, the sectional area of first landslide is greater than the sectional area of joint slope, makes the preceding lateral part of pushing down pressing member to locating piece break away from the barb after, when continuing to exert pressure and make the second guide surface break away from first landslide, because its slope is steeper than the second landslide for the pressure of exerting for pressing member needs the increase, and then when leading to the external not core object body pressure to pressing member, the fastener is difficult for breaking away from the locating part, has reduced the possibility that the error touch made the fastener break away from the locating part.
Furthermore, the pushing piece is fixedly arranged at the inner top end of the pressing piece, the cross section of the pushing piece is of a triangular structure, and the right side part of the pushing piece pushes the guide piece and the rear pen container to generate axial displacement in the pen holder in the pressing process of the pressing piece.
Furthermore, the guide piece comprises a connecting plate and a guide block which are fixedly connected with each other, the connecting plate is fixed to one end, located in the pen holder, of the rear pen container, the guide block is matched with the right side portion of the pushing piece, the pushing piece is pushed down by the pressing piece to drive the pushing piece to drive the guide block to move, the guide block drives the rear pen container to generate axial displacement in the pen holder, and then the rear pen container drives the pen holder to extrude the return spring.
Furthermore, the distance between the guide block and the right inner wall of the pressing piece is greater than or equal to the distance that the front side part of the positioning block slides downwards in the limiting piece, so that when the pressing piece is pressed downwards to enable the guide block to move in the pen holder to be close to the right inner wall of the pressing piece, the clamping piece can just be separated from the limiting piece, namely the first guide surface is separated from the barb or the second guide surface is separated from the first landslide.
Further, the bottom that the pressing piece is located the pen-holder has set firmly spacing chimb, spacing chimb is oval-shaped round platform structure, spacing chimb is made by elastic material, the setting of spacing chimb plays the spacing effect of pressing piece for the refill hides in the operation process, outside the pressing piece is difficult for being popped out the installation shell because of reset spring's elasticity, the elastic material setting of spacing chimb, when making the refill expose through pressing back pen container when the user, the impeller on the pressing piece has lost the support spacing effect of guide block, the pressing piece can fall down fastener and locating part block under its self action of gravity and the elastic force effect of spacing chimb.
Furthermore, the sum of the elastic force of the limiting convex edge and the gravity of the pressing piece is smaller than the elastic force of the reset spring, so that the pushing piece can move upwards along the inner wall of the mounting shell under the elastic force action of the reset spring after the pressing piece is pressed downwards until the clamping piece is separated from the limiting piece.
Furthermore, the inner wall of the left part of the rear pen container is fixedly provided with a plurality of uniformly distributed limiting posts, and the right ends of the limiting posts are in contact with the pen core to further limit the pen core, so that the pen core is more firmly fixed in the rear pen container.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can realize making the refill stretch out before the pen container through pressing back pen container or pressing piece according to the use needs outside, the rethread pushes down the pressing piece and makes the refill accomodate in preceding pen container, can be better protect and portable to the nib, when saving independent pen socket, under the less condition of external effort, the nib is difficult for stretching out before the pen container outside, thereby make external article be difficult for being infected with the pen oil or make it be difficult for being stabbed by the nib bad, compare in prior art and increased the way of pressing when using a pen, when the pen container damages after, the accessible pressing piece comes the use of pen.
(2) The clamping piece comprises at least one positioning block fixedly arranged on the side wall of the pressing piece, a first guide surface clamped with the limiting piece is arranged on the front side portion of the positioning block, a second guide surface is arranged on the front side portion of the lower end of the positioning block, when the pen core needs to be retracted and hidden into the front pen container, the first guide surface moves downwards along with the pressing piece to gradually separate from a clamping slope in the process that the pressing piece is pressed to enable the pressing piece to move downwards in the pen holder, meanwhile, the second guide surface slides downwards on the first slope and presses downwards until the first guide surface completely separates from the clamping slope, the pressing piece continues to be pressed downwards until the second guide surface separates from the first slope, after the pressing piece is loosened, the pressing piece generates upward displacement under the elastic force of a return spring, and moves to the contact position of the second guide surface and the second slope.
(3) The locating part includes a barb that is formed by setting up second landslide and joint slope combination on the pen-holder inner wall and sets up and supply the gliding first landslide of second guiding surface on the pen-holder inner wall, the joint slope is located the downside of second landslide, first landslide is located the downside of barb, first guiding surface and barb phase hookup are connected, when the preceding lateral part and the barb joint of locating piece, the second guiding surface offsets with first landslide just, the refill exposes, push down the in-process of pressing the piece, the second guiding surface slides down along the surface of first landslide, continue to push down after pressing the piece breaks away from the locating part to the fastener, the second guiding surface offsets with the second landslide.
(4) The slope of first landslide is less than the slope of second landslide, first landslide is located same vertical plane with joint slope one of them end, the sectional area of first landslide is greater than the sectional area of joint slope, make the preceding lateral part of pushing down pressing member to locating piece break away from the barb after, when continuing to exert pressure and make the second guide surface break away from first landslide, because its slope is steeper than the second landslide, make the pressure of exerting for pressing the pressing member need increase, and then when leading to the external not core object body pressure to pressing the pressing member, the fastener is difficult for breaking away from the locating part, the possibility that the fastener breaks away from the locating part that has reduced the mistake and touched.
(5) The pushing piece is fixedly arranged at the inner top end of the pressing piece, the cross section of the pushing piece is of a triangular structure, and the right side part of the pushing piece pushes the guide piece and the rear pen container to generate axial displacement in the pen holder in the pressing process of the pressing piece.
(6) The guide piece comprises a connecting plate and a guide block which are fixedly connected with each other, the connecting plate and one end, located in the pen holder, of the rear pen container are fixed, the guide block is matched with the right side portion of the pushing piece, the pushing piece is pushed downwards by the pressing piece to drive the pushing piece to drive the guide block to move, the guide block drives the rear pen container to generate axial displacement in the pen holder, and then the rear pen container drives the pen holder to extrude the return spring.
(7) The distance between the guide block and the right inner wall of the pressing piece is larger than or equal to the distance that the front side part of the positioning block slides downwards in the limiting piece, so that when the pressing piece is pressed downwards to enable the guide block to move in the pen holder to be close to the right inner wall of the pressing piece, the clamping piece can just separate from the limiting piece, namely the first guide surface is separated from the barb or the second guide surface is separated from the first landslide.
(8) The bottom that the pressing piece is located the pen-holder has set firmly spacing chimb, spacing chimb is oval round platform structure, spacing chimb is made by elastic material, the setting of spacing chimb plays the spacing effect of pressing piece, make the refill hide the operation in-process, the pressing piece is difficult for being popped out outside the installation shell because of reset spring's elasticity, the elastic material of spacing chimb sets up, make when the user makes the refill expose through pressing the back pen container, the impeller on the pressing piece has lost the support spacing of guide block when using, the pressing piece can fall down fastener and locating part block under its self action of gravity and the elastic force of spacing chimb.
(9) The sum of the elastic force of the limiting convex edge and the gravity of the pressing piece is smaller than the elastic force of the reset spring, so that the pushing piece can move upwards along the inner wall of the mounting shell under the elastic force action of the reset spring after the pressing piece is pressed downwards until the clamping piece is separated from the limiting piece.
(10) The inner wall of the left part of the rear pen container is fixedly provided with a plurality of evenly distributed limiting posts, and the right ends of the limiting posts are in contact with the pen core to further limit the pen core, so that the pen core is more firmly fixed in the rear pen container.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional perspective view of the present invention;
FIG. 4 is a perspective view of a pressing member according to the present invention;
FIG. 5 is a bottom view of the pressing member of the present invention;
FIG. 6 is a schematic structural view of the rear barrel and guide portion of the present invention;
FIG. 7 is a schematic cross-sectional view showing the cartridge and the barrel of the pen according to the present invention in a state of use (exposed);
fig. 8 is a schematic view of the structure at a in fig. 7.
The reference numbers in the figures illustrate:
the pen container comprises a rear pen container 1, a pen holder 2, a first landslide 2a, a clamping slope 2b, a second landslide 2c, an installation shell 3, a pressing piece 4, a pushing piece 41, a limiting convex edge 42, a second guide surface 43, a positioning block 44, a first guide surface 45, a front pen container 5, a pen core 6, a limiting column 7, a guide piece 8, a connecting plate 81 and a guide block 82.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-8, a convex pressing and pulling pen comprises a rear pen barrel 1, a pen holder 2 and a front pen barrel 5, wherein the rear pen barrel 1 and the pen holder 2 are mutually sleeved and can slide in the axial direction, the front pen barrel 5 is in threaded connection with the pen holder 2, a refill 6 is arranged in the rear pen barrel 1, the pen holder 2 and the front pen barrel 5, a reset spring is clamped between the refill 6 and the front pen barrel 5, a plurality of uniformly distributed limiting posts 7 are fixedly arranged on the inner wall of the left part of the rear pen barrel 1, the right ends of the limiting posts 7 are in contact with the refill 6, the refill 6 is further limited, and the refill 6 is more firmly fixed in the rear pen barrel 1.
The pen holder is characterized by further comprising a pressing piece 4 used for controlling the axial relative sliding state of the rear pen holder 1 and the pen holder 2, a mounting shell 3 is fixedly arranged on the outer wall of the rear portion of the pen holder 2, and a pressing insertion hole for enabling the pressing piece 4 to move up and down in the pen holder 2 is formed in the surface, far away from the pen holder 2, of the mounting shell 3.
One end of the pressing piece 4, which is positioned in the pen holder 2, is provided with at least one clamping piece for clamping with the pen holder 2 and a pushing piece 41 for driving the rear pen container 1 to axially slide relative to the pen holder 2, the pushing piece 41 is fixedly arranged at the top end in the pressing piece 4, the cross section of the pushing piece 41 is of a triangular structure, and the right side part of the pressing piece 4 pushes the guide piece 8 and the rear pen container 1 to axially displace in the pen holder 2 in the pressing process.
The clamping piece comprises at least one positioning block 44 fixedly arranged on the side wall of the pressing piece 4, the front side part of the positioning block 44 is provided with a first guide surface 45 clamped with the limiting piece, the front side part of the lower end of the positioning block 44 is provided with a second guide surface 43, when the pen core 6 is exposed, when the pen core 6 needs to be retracted and hidden in the front pen holder 5, the first guide surface 45 is gradually separated from the clamping slope 2b along with the downward movement of the pressing piece 4 in the pen holder 2 in the process of pressing the pressing piece 4 to enable the pressing piece 4 to move downwards in the pen holder 2, while the second guide surface 43 slides down on the first ramp 2a, pressing down until, after the first guide surface 45 is completely disengaged from the catching ramp 2b, the pressing member 4 is further pressed down until the second guide surface 43 is separated from the first slope 2a, and after the pressing member 4 is released, at this time, the pressing member 4 is displaced upward by the elastic force of the return spring, and at this time, the pressing member 4 moves to a position where the second guide surface 43 contacts the second slope 2 c.
The bottom of the pressing piece 4 in the penholder 2 is fixedly provided with a limiting convex edge 42, the limiting convex edge 42 is in an elliptical round table structure, the limiting convex edge 42 is made of elastic materials, the limiting convex edge 42 is arranged to limit the pressing piece 4, so that the pressing piece 4 is not easy to be popped out of the mounting shell 3 due to the elasticity of the return spring in the process of hiding the pen core 6, the elastic material of the limiting convex edge 42 is arranged, when a user presses the rear pen container 1 to expose the pen core 6, the pushing piece 41 on the pressing piece 4 loses the supporting and limiting effects of the guide block 82, the pressing piece 4 can fall down to the clamping piece to be clamped with the limiting piece under the action of the self gravity of the pressing piece 4 and the elastic force of the limiting convex edge 42, the sum of the elastic force of the limiting convex edge 42 and the gravity of the pressing piece 4 is smaller than the elastic force of the reset spring, and the pressing piece 4 is pressed down until the clamping piece is separated from the limiting piece, the pushing member 41 can move up along the inner wall of the mounting case 3 by the elastic force of the return spring.
At least one limiting piece for limiting and clamping the clamping piece on the pressing piece 4 is fixedly arranged on the inner wall of the pen holder 2, the limiting piece comprises a barb formed by combining a second landslide 2c and a clamping slope 2b which are arranged on the inner wall of the pen holder 2 and a first landslide 2a arranged on the inner wall of the pen holder 2 and used for sliding a second guide surface 43, the clamping slope 2b is positioned at the lower side of the second landslide 2c, the first landslide 2a is positioned at the lower side of the barb, the first guide surface 45 is in hooking connection with the barb, when the front side part of the positioning block 44 is clamped with the barb, the second guide surface 43 just abuts against the first landslide 2a, the pen core 6 is exposed, in the process of pressing the pressing piece 4 downwards, the surface of the second guide surface 43 slides downwards along the first landslide 2a, and the second guide surface 43 abuts against the second landslide 2c after the pressing piece 4 is continuously pressed downwards until the clamping piece is separated from the limiting piece.
The slope of the first landslide 2a is smaller than that of the second landslide 2c, one end of the first landslide 2a and one end of the clamping slope 2b are located in the same vertical plane, the sectional area of the first landslide 2a is larger than that of the clamping slope 2b, after the pressing piece 4 is pressed down to the front side portion of the positioning block 44 to be separated from the barb, when pressure is continuously applied to enable the second guide surface 43 to be separated from the first landslide 2a, the slope of the pressing piece is steeper than that of the second landslide 2c, so that the pressure applied to the pressing piece 4 needs to be increased, and further when an external object is pressed onto the pressing piece 4, the clamping piece is not prone to be separated from the limiting piece, and the possibility that the clamping piece is separated from the limiting piece due to mistaken.
The end of the rear pen barrel 1, which is positioned in the pen barrel 2, is fixedly provided with a guide piece 8 for controlling the up-and-down movement distance of the pressing piece 4 in the pen barrel 2, the guide piece 8 is matched with the pushing piece, the guide piece 8 comprises a connecting plate 81 and a guide block 82 which are fixedly connected with each other, the connecting plate 81 is fixed with the end of the rear pen barrel 1, which is positioned in the pen barrel 2, the guide block 82 is matched with the right side part of the pushing piece 41, the guide block 82 drives the rear pen barrel 1 to generate axial displacement in the pen barrel 2 in the process that the pressing piece 4 is pressed downwards to drive the pushing piece 41 to drive the guide block 82 to move, so that the rear pen barrel 1 drives the pen barrel 2 to extrude a return spring, the distance between the guide block 82 and the right inner wall of the pressing piece 4 is larger than or equal to the distance of the front side part of the positioning block 44 sliding downwards in the limiting piece, i.e. the first guide surface 45 is disengaged from the barb or the second guide surface 43 is disengaged from the first ramp 2 a.
In the using process, when the pen core 6 is in an exposed state and needs to be retracted into the front pen barrel 5, a user holds the pen barrel 2 with a hand, the thumb presses the pressing piece 4 downwards, and the pushing piece 41 on the pressing piece 4 drives the guide piece 8 and the rear pen barrel 1 to axially move to the first state in the pen barrel 2 in the process that the pressing piece 4 moves downwards in the pen barrel 2; the clamping piece on the pressing piece 4 gradually disengages from the limiting piece, namely the first guide surface 45 gradually disengages from the clamping slope 2 b;
the pressing piece 4 is released, the clamping piece moves upwards in the penholder 2 to the upper part of the limiting piece under the elastic force action of the return spring, namely the second guide surface 43 on the positioning block 44 moves upwards to be abutted against the second landslide 2c after being separated from the first landslide 2 a; the refill 6 drives the rear pen container 1 to axially move to the maximum second state in the pen holder 2 under the elastic force action of the return spring, and the refill 6 is hidden.
When the pen needs to be used, the pressing piece 4 is pressed downwards, and the pushing piece 41 drives the guide piece 8 and the rear pen barrel 1 to axially move to a third state in the pen holder 2; the fastener is clamped with the limiting piece, namely, the front side part of the positioning block 44 gradually moves downwards to the first guide surface 45 to be clamped with the barb under the driving action of the pressing piece 4, and the pen core 6 is exposed at the moment.
Or the pen container 1 moves to a third state in the pen holder 2 after being pressed, the return spring is in a compressed state, and the pen core 6 is exposed; clamping piece 4 and clamping piece on the pressing piece 4 fall to clamping piece and limiting piece clamping, namely under the action of gravity of the pressing piece 4 and the elastic action of the limiting convex edge 42, the pressing piece 4 gradually falls to the first guide surface 45 and is clamped with the barb, and the second guide surface 43 is abutted to the first landslide 2 a.
Can realize making outside the refill 6 stretches out preceding pen container 5 through pressing back pen container 1 or pressing piece 4 according to the use needs, the rethread pushes down pressing piece 4 and makes refill 6 accomodate in preceding pen container 5, can be better protect and portable to the nib, when saving independent pen socket, under the less condition of external effort, the nib is difficult for stretching out preceding pen container 5 outside, thereby make external article be difficult for being infected with the pen oil or make it be difficult for being stabbed by the nib, compare in prior art and increased the way of pressing when using a pen, when back pen container 1 damages, the use of pen is carried out to accessible pressing piece 4.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims (10)

1. A convex pressing and pulling pen comprises a rear pen container (1), a pen holder (2) and a front pen container (5), wherein the rear pen container (1) and the pen holder (2) are mutually sleeved and can slide in the axial direction, the front pen container (5) is in threaded connection with the pen holder (2), a refill (6) is placed in the rear pen container (1), the pen holder (2) and the front pen container (5), and a return spring is clamped between the refill (6) and the front pen container (5);
the method is characterized in that: the pen holder is characterized by further comprising a pressing piece (4) used for controlling the axial relative sliding state of the rear pen holder (1) and the pen holder (2), a mounting shell (3) is fixedly arranged on the outer wall of the rear part of the pen holder (2), and a pressing insertion hole for enabling the pressing piece (4) to move up and down in the pen holder (2) is formed in the surface, far away from the pen holder (2), of the mounting shell (3);
one end of the pressing piece (4) positioned in the pen holder (2) is provided with at least one clamping piece clamped with the pen holder (2) and a pushing piece (41) for driving the rear pen container (1) to axially slide relative to the pen holder (2);
at least one limiting piece for limiting and clamping a clamping piece on the pressing piece (4) is fixedly arranged on the inner wall of the pen holder (2);
one end of the rear pen container (1) positioned in the pen holder (2) is fixedly provided with a guide piece (8) used for controlling the up-and-down movement distance of the pressing piece (4) in the pen holder (2), and the guide piece (8) is matched with the pushing piece (41);
a pressing piece (4) is pressed downwards, and a pushing piece (41) on the pressing piece (4) drives a guide piece (8) and a rear pen barrel (1) to axially move to a first state in a pen holder (2); the clamping piece on the pressing piece (4) gradually breaks away from the limiting piece;
the pressing piece (4) is released, and the clamping piece moves upwards to the upper part of the limiting piece in the pen holder (2) under the elastic force action of the return spring; the refill (6) drives the rear pen container (1) to axially move to a maximum second state in the pen holder (2) under the elastic force action of the return spring, and the refill (6) is hidden;
the pressing piece (4) is pressed downwards, and the pushing piece (41) drives the guide piece (8) and the rear pen barrel (1) to axially move to a third state in the pen holder (2); the clamping piece is clamped with the limiting piece, and the pen core (6) is exposed;
after the pen container (1) is pressed, the pen container moves in the pen holder (2) to a third state, the return spring is in a compressed state, and the pen core (6) is exposed; the pressing piece (4) and the clamping piece on the pressing piece (4) fall to the clamping piece to be clamped with the limiting piece.
2. The convex pressing and pulling pen according to claim 1, characterized in that: the clamping piece comprises at least one positioning block (44) fixedly arranged on the side wall of the pressing piece (4), a first guide surface (45) clamped with the limiting piece is arranged on the front side portion of the positioning block (44), and a second guide surface (43) is arranged on the front side portion of the lower end of the positioning block (44).
3. The convex pressing and pulling pen according to claim 2, characterized in that: the locating part includes that a barb and the first landslide (2 a) that supply second spigot surface (43) gliding are supplied to chucking slope (2 b) on pen-holder (2) inner wall by setting up second landslide (2 c) and the combination of joint slope (2 b) on pen-holder (2) inner wall, joint slope (2 b) are located the downside of second landslide (2 c), first landslide (2 a) are located the downside of barb, first spigot surface (45) are connected with barb looks interlock.
4. The convex pressing and pulling pen according to claim 3, characterized in that: the slope of first landslide (2 a) is less than the slope of second landslide (2 c), first landslide (2 a) and joint slope (2 b) wherein one end is located same vertical plane, the sectional area of first landslide (2 a) is greater than the sectional area of joint slope (2 b).
5. The convex pressing and pulling pen according to claim 1, characterized in that: the pushing piece (41) is fixedly arranged at the inner top end of the pressing piece (4), and the cross section of the pushing piece (41) is of a triangular structure.
6. The convex pressing and pulling pen according to claim 5, characterized in that: the guide piece (8) comprises a connecting plate (81) and a guide block (82) which are fixedly connected with each other, the connecting plate (81) is fixed with one end, located in the pen holder (2), of the rear pen container (1), and the guide block (82) is matched with the right side portion of the pushing piece (41).
7. The convex pressing and pulling pen according to claim 6, characterized in that: the distance between the guide block (82) and the right inner wall of the pressing piece (4) is greater than or equal to the distance of the front side part of the positioning block (44) sliding downwards in the limiting piece.
8. The convex pressing and pulling pen according to claim 1, characterized in that: the bottom of the pressing piece (4) in the pen holder (2) is fixedly provided with a limiting convex edge (42), the limiting convex edge (42) is of an elliptic round platform structure, and the limiting convex edge (42) is made of elastic materials.
9. The convex pressing and pulling pen according to claim 8, wherein: the sum of the elastic force of the limiting convex edge (42) and the gravity of the pressing piece (4) is less than the elastic force of the return spring.
10. The convex pressing and pulling pen according to claim 1, characterized in that: the inner wall of the left part of the rear pen container (1) is fixedly provided with a plurality of uniformly distributed limiting posts (7), and the right ends of the limiting posts (7) are in contact with the pen core (6).
CN201911332749.5A 2019-12-22 2019-12-22 Convex pressing and drawing pen Active CN110936754B (en)

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CN201911332749.5A CN110936754B (en) 2019-12-22 2019-12-22 Convex pressing and drawing pen
US17/069,766 US10974540B1 (en) 2019-12-22 2020-10-13 Retractable pen with a push button

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Application Number Priority Date Filing Date Title
CN201911332749.5A CN110936754B (en) 2019-12-22 2019-12-22 Convex pressing and drawing pen

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CN110936754A (en) 2020-03-31

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